.canvas-container {
    background-color: black;
}

.bg {
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    opacity: 0.7;
    background-color: black;
}

.canvas-container canvas {
    left: 50%;
    position: fixed;
    top: 50%;
    -webkit-transform: translate( -50%, -50%);
    -ms-transform: translate( -50%, -50%);
    transform: translate( -50%, -50%);
    filter: blur(5px);
}